From 2014 IVIQ is my main instrument for developing high quality
high range IQ tests as explained at Quality
analysis page. By your participation you support this important
research. In 2015 I postponed future development of IQ tests.
If you want to promote your own IQ tests through IVIQ competitions,
feel free to contact me.» IVIQ results are converted to
ratings at IQ
Puzzle Ratings.

Rules for Season IV (from IVIQ 16):01. The identification fee for the whole season is 2€.
Please pay by PayPal to equaife@o2.pl.02. Test includes approximately 10-15 numerical items.03. Test is a pdf file. You need to download Adobe Reader to see the file.04. Help of any other person or computer processor strength
is not allowed.05. Competitors agree to be rated by IQ
Puzzle Ratings, and should enter their names in Latin characters
only. Each season will be rated separately. Stars from all seasons
will be added together to form Hall of Fame. You can require
to stay anonymous. Anonymous competitors will not be rated.06. At the end of the season, competitors participating
in all rounds will get an IQ estimate of their performance.07. Each item will bring 1 point.08. At the exact time of the competition start, test
file will be available to be downloaded at the Status window
above.09. You have 1-3 months to submit the answers of the
puzzles to equaife@o2.pl.
You may send multiple submissions, but enter your name, surname
and e-mail address in each submission. Your latest submission
for a puzzle will be taken as your official answer to that puzzle.
If you confirm your final submission, your score follows
soon.10. An errata column will be published on the main page of the web site. It's up to you to check the errata column until the competition ends.11. Each competitor is kindly asked to rate all puzzles
whether he/she has solved it or not. Rate the puzzles in a scale
of 1-10 (10 being top) with respect to the enjoyment while solving
the puzzle and the creation of the puzzle. You may give the
same rating to multiple puzzles. Ratings will be published if
at least three competitors rate a puzzle.12. Solutions WILL NOT be given. The puzzles will be
part of a future IQ test.13. Top ten competitors of each IVIQ will be displayed
on this page until the end of the next round.14. Top ten puzzles of all IVIQ puzzles will be displayed
on this page.